Crisis energética: El futuro de los combustibles fósiles (Energy Crisis: The Future of Fossil Fuels)

Algorithms might sound like a complicated tech term, but don't be intimidated, people actually use them every day. Using accessible language and full-color photographs, this book simplifies algorithms in an easy-to-understand way. Readers will be amazed to learn that an algorithm is just a set of steps for computers to follow to get things done. STEM topics from the Next Generation Science Standards are emphasized throughout the text. Sidebars featuring key terms help readers grow their tech vocabulary, and fact boxes provide additional opportunities to learn.

In this illustrated book for children, readers will discover information about animals and can lift the flaps on the pages to find even more.

Este libro es sobre Gene Stratton Porter , una autora femenina Hoosier y naturalista. ¡Cuando falleció a la edad de 61 en 1924 más de 500 millones de copias de sus libros estaban en circulación en solamente América! ´Reyna del Limberlost: La Historia de Gene Stratton-Porter ´ es un texto bello y completo escrito en color para los jóvenes y los jóvenes de corazón. ¨ ¡La Reyna esta aquí! ¡Es nuestra amiga, Gene!¨ canta el petirrojo Andrew. Jessica la Arrendajo Azul dice, ¨ ¡Jay! ¡Jay! ¡Ella es tan bella como el amanecer!¨ Mandi la patita hace, ¨ ¡Cua! ¡Cua! ¡Ella es...

Discover the military personnel that guard our skies, the aircraft that they use and the high-tech equipment.

Colorful photographs feature children on their way to school, in their classrooms, and following school rules. Young readers will also learn about the jobs of teachers, librarians, and principals. An important section teaches children how to stay healthy inside their school communities.